EP3950257A4 - MOLDED ARTICLE AND ASSOCIATED METHOD OF MANUFACTURING - Google Patents
MOLDED ARTICLE AND ASSOCIATED METHOD OF MANUFACTURING Download PDFInfo
- Publication number
- EP3950257A4 EP3950257A4 EP20782569.6A EP20782569A EP3950257A4 EP 3950257 A4 EP3950257 A4 EP 3950257A4 EP 20782569 A EP20782569 A EP 20782569A EP 3950257 A4 EP3950257 A4 EP 3950257A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- molded article
- producing
- producing molded
- article
- molded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/7646—Measuring, controlling or regulating viscosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2029/00—Use of polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals or derivatives thereof as moulding material
- B29K2029/04—PVOH, i.e. polyvinyl alcohol
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/04—Polyesters derived from hydroxycarboxylic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0059—Degradable
- B29K2995/006—Bio-degradable, e.g. bioabsorbable, bioresorbable or bioerodible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0065—Permeability to gases
- B29K2995/0067—Permeability to gases non-permeable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7174—Capsules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/30—Applications used for thermoforming
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Biological Depolymerization Polymers (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019065505 | 2019-03-29 | ||
PCT/JP2020/013275 WO2020203536A1 (ja) | 2019-03-29 | 2020-03-25 | 成形品及び成形品の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3950257A1 EP3950257A1 (en) | 2022-02-09 |
EP3950257A4 true EP3950257A4 (en) | 2022-05-04 |
Family
ID=72667797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20782569.6A Pending EP3950257A4 (en) | 2019-03-29 | 2020-03-25 | MOLDED ARTICLE AND ASSOCIATED METHOD OF MANUFACTURING |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220010128A1 (ja) |
EP (1) | EP3950257A4 (ja) |
JP (1) | JP7537426B2 (ja) |
CN (1) | CN113677496A (ja) |
WO (1) | WO2020203536A1 (ja) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2369070A1 (fr) * | 1976-10-29 | 1978-05-26 | Ato Chimie | Procede de f |
EP0015556A1 (en) * | 1979-03-06 | 1980-09-17 | E.I. Du Pont De Nemours And Company | Laminar articles of polyolefin and a second polymer and process for making them |
EP0218245A2 (en) * | 1985-10-09 | 1987-04-15 | Kuraray Co., Ltd. | Injection stretch blow container |
JPS63275644A (ja) * | 1987-05-06 | 1988-11-14 | Kuraray Co Ltd | 多成分ポリマ−からなるシ−ト状物 |
EP0337719A2 (en) * | 1988-04-12 | 1989-10-18 | Jsp Corporation | Method of producing thermoplastic resin film and cushioning material using same |
JPH01261426A (ja) * | 1988-04-12 | 1989-10-18 | Jsp Corp | 熱可塑性樹脂フイルム及びその製造方法 |
US5380479A (en) * | 1989-12-26 | 1995-01-10 | The Dow Chemical Company | Method and apparatus for producing multilayer plastic articles |
US20100119749A1 (en) * | 2007-04-30 | 2010-05-13 | Evap Environmentals Limited | Polymeric films and packages produced therefrom |
US20100215879A1 (en) * | 2009-02-21 | 2010-08-26 | Dow Global Technologies Inc. | Multilayer structures having annular profiles and methods and apparatus of making the same |
WO2012023779A2 (en) * | 2010-08-16 | 2012-02-23 | Skc Co., Ltd. | Environmentally friendly multilayer barrier film and preparation method thereof |
US20140080968A1 (en) * | 2011-03-31 | 2014-03-20 | British American Tobacco (Investments) Limited | Blends of a Polylactic Acid and a Water Soluble Polymer |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0699569B2 (ja) * | 1991-07-10 | 1994-12-07 | 東洋製罐株式会社 | 樹脂成形構造物及びその製法 |
JPH0584876A (ja) | 1991-09-27 | 1993-04-06 | Toppan Printing Co Ltd | 生分解性樹脂積層体 |
US5200247A (en) * | 1992-06-05 | 1993-04-06 | Clopay Corporation | Biodegradable film containing an alkanoyl polymer/PVA blend and method of making same |
JP2694801B2 (ja) * | 1993-11-18 | 1997-12-24 | 東洋製罐株式会社 | 改善された機械的特性及び生分解性を有する樹脂組成物 |
JP3404986B2 (ja) * | 1995-04-28 | 2003-05-12 | 東洋製罐株式会社 | 樹脂組成物及びその製法 |
JP3280927B2 (ja) | 1998-10-30 | 2002-05-13 | 三菱樹脂株式会社 | 分解性記録シートおよび記録カード |
JP2001072822A (ja) | 1999-09-07 | 2001-03-21 | Kuraray Co Ltd | 樹脂組成物 |
JP5215513B2 (ja) * | 2001-04-13 | 2013-06-19 | 三井化学株式会社 | 生分解性樹脂組成物 |
JP4243445B2 (ja) | 2001-10-03 | 2009-03-25 | 旭化成ケミカルズ株式会社 | 氷結防止性フィルム |
JP5779744B2 (ja) | 2011-03-15 | 2015-09-16 | 日本合成化学工業株式会社 | 樹脂組成物およびその成形品 |
JP5750347B2 (ja) * | 2011-09-27 | 2015-07-22 | 株式会社クラレ | 樹脂組成物及び多層構造体 |
US10710342B2 (en) | 2011-11-11 | 2020-07-14 | Mitsubishi Chemical Corporation | Biodegradable laminate |
JP5615343B2 (ja) | 2012-12-19 | 2014-10-29 | 日本合成化学工業株式会社 | 樹脂組成物およびその成形品 |
JP6184093B2 (ja) | 2012-12-21 | 2017-08-23 | 日本合成化学工業株式会社 | 樹脂組成物およびその成形品 |
JP6203038B2 (ja) | 2013-12-24 | 2017-09-27 | 日本合成化学工業株式会社 | 成形品及びその製造方法 |
-
2020
- 2020-03-25 JP JP2021511532A patent/JP7537426B2/ja active Active
- 2020-03-25 CN CN202080025891.XA patent/CN113677496A/zh active Pending
- 2020-03-25 EP EP20782569.6A patent/EP3950257A4/en active Pending
- 2020-03-25 WO PCT/JP2020/013275 patent/WO2020203536A1/ja unknown
-
2021
- 2021-09-27 US US17/486,095 patent/US20220010128A1/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2369070A1 (fr) * | 1976-10-29 | 1978-05-26 | Ato Chimie | Procede de f |
US4309465A (en) * | 1976-10-29 | 1982-01-05 | Ato Chimie | Process for manufacturing thermoplastic compositions and containers made of such compositions |
EP0015556A1 (en) * | 1979-03-06 | 1980-09-17 | E.I. Du Pont De Nemours And Company | Laminar articles of polyolefin and a second polymer and process for making them |
EP0218245A2 (en) * | 1985-10-09 | 1987-04-15 | Kuraray Co., Ltd. | Injection stretch blow container |
JPS63275644A (ja) * | 1987-05-06 | 1988-11-14 | Kuraray Co Ltd | 多成分ポリマ−からなるシ−ト状物 |
EP0337719A2 (en) * | 1988-04-12 | 1989-10-18 | Jsp Corporation | Method of producing thermoplastic resin film and cushioning material using same |
JPH01261426A (ja) * | 1988-04-12 | 1989-10-18 | Jsp Corp | 熱可塑性樹脂フイルム及びその製造方法 |
US5380479A (en) * | 1989-12-26 | 1995-01-10 | The Dow Chemical Company | Method and apparatus for producing multilayer plastic articles |
US20100119749A1 (en) * | 2007-04-30 | 2010-05-13 | Evap Environmentals Limited | Polymeric films and packages produced therefrom |
US20100215879A1 (en) * | 2009-02-21 | 2010-08-26 | Dow Global Technologies Inc. | Multilayer structures having annular profiles and methods and apparatus of making the same |
WO2012023779A2 (en) * | 2010-08-16 | 2012-02-23 | Skc Co., Ltd. | Environmentally friendly multilayer barrier film and preparation method thereof |
US20140080968A1 (en) * | 2011-03-31 | 2014-03-20 | British American Tobacco (Investments) Limited | Blends of a Polylactic Acid and a Water Soluble Polymer |
Non-Patent Citations (1)
Title |
---|
RESTREPO IVÁN ET AL: "The effect of molecular weight and hydrolysis degree of poly(vinyl alcohol)(PVA) on the thermal and mechanical properties of poly(lactic acid)/PVA blends", POLIMEROS: CIENCIA Y TECNOLOGIA, vol. 28, no. 2, 1 January 2018 (2018-01-01), BR, pages 169 - 177, XP055905582, ISSN: 0104-1428, Retrieved from the Internet <URL:https://www.scielo.br/j/po/a/HSzRbt49BqyvfCrQwBmpwRf/?format=pdf&lang=en> [retrieved on 20220328], DOI: 10.1590/0104-1428.03117 * |
Also Published As
Publication number | Publication date |
---|---|
CN113677496A (zh) | 2021-11-19 |
US20220010128A1 (en) | 2022-01-13 |
EP3950257A1 (en) | 2022-02-09 |
WO2020203536A1 (ja) | 2020-10-08 |
JPWO2020203536A1 (ja) | 2020-10-08 |
JP7537426B2 (ja) | 2024-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20210930 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20220405 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C08L 29/04 20060101ALI20220330BHEP Ipc: C08L 67/04 20060101ALI20220330BHEP Ipc: C08J 5/00 20060101ALI20220330BHEP Ipc: B29C 45/00 20060101AFI20220330BHEP |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |